DTS-3 Series three phase electronic four wire electronic energy meter is a kind of new style three phase four wire active energy meter. It adopt stable performance,low power consumption of industrial components, use the process carefully design and manufacture.SPECIFICATIONS Applicable Standard IEC 62052-11 and IEC 62053-21 Accuracy Class1/2 Voltage 3P4W: 3×220/380V  3P3W: 3×57.7/100V,3×380V,3×100V Current 1.5(6)A,3(6)A,5(20)A,10(40)A,15(60)A,20(80)A,30(100)A ETC. Frequency 50Hz or 60Hz Display Register 5 integer plus 1 decimal, 20(80)A,30(100)A 6 integerLCD 5 integer plus 1 decimal digital number